EP4700385A3 - Verkapselung eines photoakustischen detektors - Google Patents

Verkapselung eines photoakustischen detektors

Info

Publication number
EP4700385A3
EP4700385A3 EP26150884.0A EP26150884A EP4700385A3 EP 4700385 A3 EP4700385 A3 EP 4700385A3 EP 26150884 A EP26150884 A EP 26150884A EP 4700385 A3 EP4700385 A3 EP 4700385A3
Authority
EP
European Patent Office
Prior art keywords
glass
component
encapsulating
unitary body
glass tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP26150884.0A
Other languages
English (en)
French (fr)
Other versions
EP4700385A2 (de
Inventor
Ondrej JEMELKA
Radek Stupka
Michal BOHU
Milos KOUTNY
Jan Dvorak
Tomá KRENEK
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell International Inc
Original Assignee
Honeywell International Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Honeywell International Inc filed Critical Honeywell International Inc
Publication of EP4700385A2 publication Critical patent/EP4700385A2/de
Publication of EP4700385A3 publication Critical patent/EP4700385A3/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2418—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics
    • G01N29/2425—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics optoacoustic fluid cells therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
    • G01N2021/1704—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids in gases
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02809—Concentration of a compound, e.g. measured by a surface mass change

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
EP26150884.0A 2022-04-19 2023-04-05 Verkapselung eines photoakustischen detektors Pending EP4700385A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17/659,691 US12092566B2 (en) 2022-04-19 2022-04-19 Encapsulating of photoacoustic detector
EP23166827.8A EP4266044B1 (de) 2022-04-19 2023-04-05 Verkapselung eines photoakustischen detektors

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP23166827.8A Division EP4266044B1 (de) 2022-04-19 2023-04-05 Verkapselung eines photoakustischen detektors

Publications (2)

Publication Number Publication Date
EP4700385A2 EP4700385A2 (de) 2026-02-25
EP4700385A3 true EP4700385A3 (de) 2026-05-06

Family

ID=85979582

Family Applications (2)

Application Number Title Priority Date Filing Date
EP26150884.0A Pending EP4700385A3 (de) 2022-04-19 2023-04-05 Verkapselung eines photoakustischen detektors
EP23166827.8A Active EP4266044B1 (de) 2022-04-19 2023-04-05 Verkapselung eines photoakustischen detektors

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP23166827.8A Active EP4266044B1 (de) 2022-04-19 2023-04-05 Verkapselung eines photoakustischen detektors

Country Status (2)

Country Link
US (1) US12092566B2 (de)
EP (2) EP4700385A3 (de)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160313288A1 (en) * 2015-04-24 2016-10-27 Infineon Technologies Ag Photo-Acoustic Gas Sensor Module Having Light Emitter and Detector Units
US20190170702A1 (en) * 2017-12-01 2019-06-06 Infineon Technologies Ag Photoacoustic sensor, method for checking a gas-tightness, and system
US20210055207A1 (en) * 2019-08-22 2021-02-25 Infineon Technologies Ag Detector cell for a photoacoustic gas sensor and photoacoustic gas sensor
DE102019125963A1 (de) * 2019-09-26 2021-04-01 Schott Ag Hermetisch verschlossene Glasumhäusung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019214478A1 (de) 2019-09-23 2021-03-25 Infineon Technologies Ag Photoakustischer gassensor
DE102019134267A1 (de) 2019-12-13 2021-06-17 Infineon Technologies Ag Photoakustische Detektoreinheit, photoakustischer Sensor und zugehörige Herstellungsverfahren

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160313288A1 (en) * 2015-04-24 2016-10-27 Infineon Technologies Ag Photo-Acoustic Gas Sensor Module Having Light Emitter and Detector Units
US20190170702A1 (en) * 2017-12-01 2019-06-06 Infineon Technologies Ag Photoacoustic sensor, method for checking a gas-tightness, and system
US20210055207A1 (en) * 2019-08-22 2021-02-25 Infineon Technologies Ag Detector cell for a photoacoustic gas sensor and photoacoustic gas sensor
DE102019125963A1 (de) * 2019-09-26 2021-04-01 Schott Ag Hermetisch verschlossene Glasumhäusung

Also Published As

Publication number Publication date
EP4266044A1 (de) 2023-10-25
EP4700385A2 (de) 2026-02-25
EP4266044B1 (de) 2026-01-14
US12092566B2 (en) 2024-09-17
US20230333005A1 (en) 2023-10-19

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